ASCII Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 2149
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 1110

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5424730 Method and apparatus for differentiating simultaneous and sequential key strokesDec 04, 92Jun 13, 95[H03M]
5416497 Video display control system for animation pattern imageSep 11, 92May 16, 95[G09G]
5285192 Compensation method and circuitry for flat panel displayDec 30, 91Feb 08, 94[G09G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5379054 Pointing deviceExpiredApr 25, 94Jan 03, 95[G09G]
5133002 Radiotelephone system that maintains synchronization between base and subordinate units while shifting carrier frequenciesExpiredJul 20, 90Jul 21, 92[H04M]
5073926 Picture communication apparatusExpiredJan 12, 90Dec 17, 91[H04N]
5018076 Method and circuitry for dual panel displaysExpiredSep 16, 88May 21, 91[G06F]
4999620 Apparatus for storing and accessing image data to be displayed on a display unitExpiredAug 17, 87Mar 12, 91[G09G]
4998099 Display control systemExpiredSep 20, 89Mar 05, 91[G09G]
4998100 Display control systemExpiredSep 20, 89Mar 05, 91[G09G]
4897636 Video display control system for moving display imagesExpiredDec 21, 87Jan 30, 90[G09G]
4870389 JoystickExpiredApr 27, 89Sep 26, 89[G06F]
4864289 Video display control system for animation pattern imageExpiredJan 23, 87Sep 05, 89[G09G]
4835526 Display controllerExpiredJul 13, 88May 30, 89[G09G]
4827255 Display control system which produces varying patterns to reduce flickeringExpiredMay 30, 86May 02, 89[G09G]
4812828 Video display processorExpiredOct 07, 87Mar 14, 89[G09G]
4804948 Video display control systemExpiredJul 27, 87Feb 14, 89[G09G]
4779083 Display control systemExpiredJan 31, 86Oct 18, 88[G09G, G06F]
4760387 Display controllerExpiredJan 31, 86Jul 26, 88[G09G]
4751502 Display controller for displaying a cursor on either of a CRT display device or a liquid crystal display deviceExpiredMar 26, 86Jun 14, 88[G09G]
4737772 Video display controllerExpiredMay 29, 85Apr 12, 88[G09G]
4737778 Video display controllerExpiredMay 22, 85Apr 12, 88[G09G]
4731742 Video display control systemExpiredMar 15, 85Mar 15, 88[G06F]

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